unit-tests.yml

---
name: Run unit tests
on:
  push:
    branches:
      - main
  pull_request:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  # Location to store the bazelisk executable
  BAZELISK_BIN_DIR: .bazelisk-bin
  # Version of the bazelisk to use
  BAZELISK_VERSION: v1.19.0/bazelisk-linux-amd64

jobs:
  unit-tests:
    runs-on: ubuntu-22.04
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          ref: ${{ github.head_ref }}
      - name: Try to restore build cache
        uses: actions/cache/store@v4
        with:
          path: .cache
          key: ${{ runner.os }}-build
      - name: Try to restore bazelisk binary
        id: cache-bazelisk-bin
        uses: actions/cache/store@v4
        with:
          path: ${{ env.BAZELISK_BIN_DIR }}
          key: ${{ env.BAZELISK_VERSION }}-bazelisk-bin
      - name: Install bazelisk if it's needed
        if: steps.cache-bazelisk-bin.outputs.cache-hit != 'true'
        run: |
          wget https://github.com/bazelbuild/bazelisk/releases/download/${{ env.BAZELISK_VERSION }} \
            -O "${{ env.BAZELISK_BIN_DIR }}/bazelisk"
          chmod +x "${{ env.BAZELISK_BIN_DIR }}/bazelisk"
      - name: Save bazelisk binary
        uses: actions/cache/save@v4
        if: steps.cache-bazelisk-bin.outputs.cache-hit != 'true'
        with:
          path: ${{ env.BAZELISK_BIN_DIR }}
          key: ${{ env.BAZELISK_VERSION }}-bazelisk-bin
      - name: Add bazelisk to PATH
        run: echo "${{ env.BAZELISK_BIN_DIR }}" >> "${GITHUB_PATH}"
      - name: Run unit tests
        run: ./execute_tests.bash
      - name: Save build cache
        uses: actions/cache/save@v4
        with:
          path: .cache
          key: ${{ runner.os }}-build